At the beginning Ralph is presented as athletic and attractive (helps him become a leader as these are the qualities people are most attracted to)

Ralph is presented as a morally good character (hero of the novel?)

Ralph is childish at the start of the novel

He is keen to set clear rules to help the boys remain ordered and achieve rescue

Ralph is insensitive to Piggy at the start of the novel but grows to respect him

Ralph's forced to grow up throughout the novel

Ralph's involvement in Simon's murder greatly affects him. He will not deny what he did- he becomes depressed about what the boys are becoming (killers).
He wants to disassociate himself from humans- he feels ashamed at what they have become

Ralph has realised that all people are capable of immense evil

Ralph is... determined

Brave